Fill in the blanks with the appropriate words given in the group．

A man can not be happy if heby society to do what he does not enjoy.

They envy George because of his（）chairman of the committee.

Fill in the blanks with the words given in brackets. Make changes or add something where necessary.

To (keep) confusing your readers, always put modifying phrases and clauses near the words they modify.

Using a non-finite verb form:
Tom believed that Mary was innocent.

Answer the following questions.

Why are some verbs called non-finite verbs? How many types of non-finite verbs do we recognize? Give one example for each type.

Rewrite the following sentences as required.

Using a non-finite verb form in the following sentence:
The chairman threatened that he would resign if his policies were not adopted.

Fill in the blanks with the words given in brackets. Make changes or add something where necessary.

It’s only natural (think) that through humor two different cultures could find some common ground.

Answer the following questions.

What is the difference between the infinitive marker to and the preposition to? Give one example for each.

Fill in the blank with the words given in bracket. Make changes or add something where necessary.

When my old friend Brian urged me(accept)a cigarette, it was more than I could bear.

Fill in the blanks with the appropriate words given in the group.

watch, watching, to watch, been operated, being operated, operate
I want you carefully how the machine is .

Using a non-finite form:
She stood up so that she could be seen better. 

Rewrite the following sentences as required.

Using a non-finite verb form:
The last problem that must be considered at our next meeting is how to invest the money.

Fill in the blanks with the words given in brackets. Make changes or add something where necessary.

When are you going to have the car  (repair)?

Fill in the blank with the words given in bracket. Make changes or add something where necessary.

The Malwood Art Museum, (locate)the main lobby of the University Center, is exhibiting local, national and international works at the moment.

Correct one error in each of the following sentences.

It's difficult for him to tell the difference between true praise and flattering statements making only to gain his favor.

Using a non-finite verb form:
A miser who is parted from his money must be very desperate.

Fill in the blanks with the words given in brackets. Make changes or add something where necessary．

 (catch) in a traffic jam, it is easy to lose patience.

We must get the work（）as soon as possible．

Correct one error in each of the following sentences.​

​Weakened by his last illness, I fear that another winter in this country would kill him.

As long as the balcony doors remained（）, it wasn't that big of an issue.